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</o:shapelayout></xml><![endif]--></head><body lang=DE link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span lang=EN-CA>Hi all,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>PDFtalk is a PDF library for VisualWorks[1]. The library has been ported successfully to Gemstone[2].<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>Now, there is interest from companies in a port to Squeak and VA Smalltalk.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>The project[3] has started and we are making good progress. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>The first step: porting the Values package.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>This is easy, because there are no namespace issues.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>The next step is to implement class renamings so that namespaced classes can be renamed to global prefixed names.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>Then PDFtalk with all its components, except for the UI, can be ported.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>The porting approach is different to the traditional way of loading and fixing.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>The import files for other Smalltalks are generated from VisualWorks where the code is transformed by declarative rules.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>The approach is documented in [4].<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>I set up a GitHub organization for this project[5]. There, the fileouts for each dialect are published (Gemstone, Squeak and VA Smalltalk so far), so that people without VisualWorks can work with the code in their Smalltalk.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>Also, I record and explain all steps of the porting process for Squeak in great detail[6], so that people can follow it.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>I would like to invite Smalltalkers from all dialects to take part in this project.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>The code transformations for Squeak will be quite similar to the ones needed for Pharo and Cuis.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>Therefore, each port to one Smalltalk will help the port to other Smalltalks.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>Any takers?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>Happy hacking,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA> Christian<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>[1] <a href="https://wiki.pdftalk.de/doku.php?id=start">https://wiki.pdftalk.de/doku.php?id=start</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>[2] <a href="https://wiki.pdftalk.de/doku.php?id=pdftalk4gemstone">https://wiki.pdftalk.de/doku.php?id=pdftalk4gemstone</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>[3] <a href="https://wiki.pdftalk.de/doku.php?id=pdftalknonnamespacefileout">https://wiki.pdftalk.de/doku.php?id=pdftalknonnamespacefileout</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>[4] <a href="https://wiki.pdftalk.de/doku.php?id=smalltalktransform">https://wiki.pdftalk.de/doku.php?id=smalltalktransform</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>[5] <a href="https://github.com/PortingPDFtalk">https://github.com/PortingPDFtalk</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA>[6] <a href="https://wiki.pdftalk.de/doku.php?id=valuesportinglog">https://wiki.pdftalk.de/doku.php?id=valuesportinglog</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p></div></body></html>